Finding the Fourth Proportional to 2,130,385,162,738.80, 3,195,254,865,167.80 and 579,810,504,190.06
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Solution
The fourth proportional to 2,130,385,162,738.80, 3,195,254,865,167.80 and 579,810,504,190.06 is: 869,627,880,813.32
Step by Step Solution
- Step 1: Write the proportion equation
2,130,385,162,738.80 : 3,195,254,865,167.80 = 579,810,504,190.06 : x - Step 2: Convert to fraction form
2,130,385,162,738.80/3,195,254,865,167.80 = 579,810,504,190.06/x - Step 3: Cross multiply
2,130,385,162,738.80x = 3,195,254,865,167.80 × 579,810,504,190.06 - Step 4: Simplify right side
2,130,385,162,738.80x = 1,852,642,334,388,684,318,572,544 - Step 5: Solve for x
x = 1,852,642,334,388,684,318,572,544/2,130,385,162,738.80 - Step 6: Final answer
x = 869,627,880,813.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.